<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script>
			var a2=["apple","oranage","water-melon","grape"];
			a2["price"]=2.5;
			a2["loc"]="jialefu";
			a2[5]="桃子";
			for(var i in a2)
			{
				document.write(i+"="+a2[i]+"<br/>");
			}
		</script>
	</head>
	<body>
	</body>
</html>
